Description
Compact, cable-ready pressure switch with included DIN connector for fast installation in hydraulic, industrial automation, cooling, and data center liquid cooling systems.
The Pressure Switch DIN Socket 0140 is a compact, field-adjustable mechanical pressure switch designed for reliable pressure monitoring in hydraulic, pneumatic, cooling, and industrial automation systems. Featuring a snap-action micro switch with silver contacts, this pressure switch delivers accurate switching performance, long service life, and dependable operation in demanding environments.
Features
- Snap-action micro switch with durable silver contacts
- Adjustable pressure range: 4.35–725 psi (0.3–50 bar)
- Overpressure protection up to 4,350 psi (300 bar)
- Ready-wired DIN connector with screw terminals included
- Compact zinc-plated steel housing
- HEX 27 mm (1.06″) body for easy installation
- Maximum switching voltage: 250 VAC
- Maximum current: 2 A (Resistive)
- Fixed differential (typically 10–20%)
- Available with multiple process connections
Seal material options:
NBR (Buna-N)
EPDM
FKM (Viton®)
HNBR
Advantages & Benefits
- Cable-ready design with included DIN connector for faster installation
- Reduced wiring time and lower installation costs
- No need to purchase a separate DIN socket
- Easy maintenance and replacement
- Reliable snap-action switching performance
- Compact design for space-constrained equipment
- Excellent price-to-performance ratio
- Available with multiple pressure ranges, process connections, and seal materials
Typical Applications
The Pressure Switch DIN Socket – 0140 is suitable for numerous industrial and commercial applications, including:
- Hydraulic power units
- Mobile hydraulic equipment
- Industrial automation systems
- Injection molding machines
- Air compressors
- Water treatment equipment
- Pneumatic machinery
- Industrial process control
- Agricultural machinery
- Construction equipment
- Oil & gas equipment
- Refrigeration systems
- HVAC equipment
Data Center Cooling Systems
The 0140 pressure switch is well suited for liquid cooling systems used in modern data centers, including:
- Direct-to-chip liquid cooling
- CDU (Coolant Distribution Unit) monitoring
- Chilled water loops
- Pump protection
- Coolant flow and pressure monitoring
- Leak prevention systems
- AI server cooling infrastructure
By continuously monitoring system pressure, the switch helps detect pump failures, clogged filters, pressure loss, or abnormal operating conditions before they lead to equipment downtime.
Frequently Asked Questions
1. What does this pressure switch do?
It automatically turns an electrical circuit on or off when the system reaches the set pressure.
2. Is the pressure setting adjustable?
Yes. The switching pressure can be easily adjusted within the specified pressure range.
3. What is “Cable Ready”?
It includes a DIN connector with screw terminals, making wiring quick and easy without needing to buy a separate connector.
4. What applications is this pressure switch suitable for?
It is ideal for hydraulic systems, industrial machinery, pumps, compressors, HVAC equipment, water systems, and data center liquid cooling systems.




